Update app.py

app.py

@@ -19,8 +19,9 @@ else:
 def generate_text(prompt, role="user"):
     """Generate text using the OpenAI API."""
     try:
-        response = openai.ChatCompletion.acreate(
-            model="gpt-4",
+        # Make a request to OpenAI's new API using `openai.Completion.create()`
+        response = openai.Completion.create(
+            model="gpt-4",  # Use the model you want
             messages=[
                 {"role": "system", "content": "You are an expert banking analyst."},
                 {"role": role, "content": prompt}